China's high speed Shanghai Transrapid train travels 405 miles in 112 hours. At this rate how far will the train travel in 4 hours? 540 miles 805 miles 1080 miles 2430 miles

14.46 miles

Step-by-step explanation:

Firstly, you are meant to find the number of miles travelled per hour =

405/112 = 3.62

It travels 3.62 miles per hour.

In 4 hours it will travel =

(3.62×4) miles

= 14.46 miles

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step-by-step explanation:

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: